编辑/etc/pan.d/turbovnc
Ubuntu
@include common-auth @include common-account @include common-session
RHEL / CentOS
auth include password-auth account include password-auth session include password-auth
在已加入LDAP域的机器，启动VNC默认使用VNC密码，也可以启用LDAP认证。参考https://help.realvnc.com/hc/en-us/articles/360002250097-Setting-up-System-Authentication
